{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["material", "process parameter", "machine or equipment", "biomedical", "concept or principle", "application"], "input": "Elongated ferrite grains exhibited a slight fiber texture in the top layer and a random crystallographic orientation in the middle region ."}
{"material": ["ferrite", "fiber"], "process parameter": ["layer"], "machine or equipment": [], "biomedical": [], "concept or principle": ["orientation"], "application": []}